Hi James,
you can use something like this to get nested params. But I guess you're
right, it would be nice to have the nested hashes syntax working as
expected.
... params: { 'some_model[attribute_name]' => 'the value' } ....
Am Freitag, 12. September 2014 00:01:05 UTC+2 schrieb James Coleman:
>
> In this commit
> <https://github.com/rails/rails/commit/e6e0579defcfcf94ef1c4c1c7659f374a5335cdb>
> the
> `params` option was added to the `button_to` helper. However, the patch
> doesn't support nested hashes so `{a: {b: 'c'}}` for example gets turned
> into a hidden form input with the name 'a' and the value being the string
> representation of the `{b: 'c'}` nested hash.
>
> Since Rails supports nested hashes everywhere else (and even in the URL
> params of link_to and button_to), I believe this to be a bug/unfinished
> feature. Unless the other disagree with that assessment, I'm planning to
> submit a patch to add the missing functionality.
>
> I had question though on implementation: I can't find any support in Rails
> for turning a nested hash into a list of name/value pairs for form inputs.
> `to_query` exists on Hash, of course, but it specifically escapes the keys
> and joins the keys and values as fits a URI. In my patch I can either write
> one-off code within the button_to helper to accomplish what I need, or I
> can add a new Hash extension to ActiveSupport. What's the best/expected way
> to go about tackling this issue?
>
> Thanks,
> James
>
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